Updating Vagrantfile and Berksfile for latest drupal cookbook.
Adding some vagrant file abstractions.
Updating gitignore.
Add a simple flag to toggle the use of a reference db file, as well as a config var to set the db file name
Fix an issue with the build script and quoting. CAVEAT: There is an issue with using quoted strings in the bash variable for the command, something like --site-name="Awesome Site" will not get passed properly and the site name will be Awesome.
Merge pull request #1 from tstackhouse/feature-build_w_ref_toggle

Make use of a reference db easier to toggle and be more configurable
Resolveing merge conflict.